With Brad Marchand and Charlie McAvoy on the shelf, Charlie Coyle and Brandon Carlo have both been elevated to Bruins ’ alternate captains. It’s a proud distinction, an official designation of leadership for a team they’ve spent most of the last decade with.

A trade pitch has the Boston Bruins trading Brandon Carlo to the Dallas Stars in a blockbuster deal ahead of the deadline.

The Bruins have to make a call on trading Brad Marchand in the next few days. Here are the pros and cons of such a move.